Update does-it-json requirement from 0.0.3 to 0.0.4 (#161)

Updates the requirements on [does-it-json](https://github.com/ahl/does-it-json) to permit the latest version.
- [Release notes](https://github.com/ahl/does-it-json/releases)
- [Commits](ahl/does-it-json@v0.0.3...v0.0.4)

---
updated-dependencies:
- dependency-name: does-it-json
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Cargo.toml

@@ -17,7 +17,7 @@ schemars = { version = "0.8.10", optional = true }
 [dev-dependencies]
 serde_json = "1.0"
 criterion = {version = "0.3.4", features= ["html_reports"]}
-does-it-json = "0.0.3"
+does-it-json = "0.0.4"
 
 [badges]
 travis-ci = { repository = "achanda/ipnetwork" }